Walmart tests app that lets shoppers skip checkout lines

Walmart is bringing back an app that lets shoppers skip the checkout line and pay for items themselves on their smartphones.

It first tested a version of the app, called Scan & Go, in 2013. But it discontinued it after customers said it was confusing to use. The retailer said Wednesday that it learned from the initial test and redesigned the app to make it easier to use.

Test - Scan - Go - Year - Stores

A test of the updated Scan & Go app began this year at some stores in Houston, Orlando, Florida, and near Walmart's headquarters in Bentonville, Arkansas. The test...